ML18081A867

LER 78-035/03L-0:on 780630,gas Starting Turbine Relay Operation Caused Loss of Power to Station Power Transformer. Caused by Personnel Error in Preparing Unit for Svc.Operator Reinstructed on Proper Breaker Operation

ML18081A867
Person / Time
Site:	Salem
Issue date:	07/20/1978
From:	Public Service Enterprise Group
To:	NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION I)
Shared Package
ML18081A856	List: ML18081A855 ML18081A857 ML18081A858 ML18081A859 ML18081A860 ML18081A861 ML18081A862 ML18081A863 ML18081A864 ML18081A865 ML18081A867
References
LER-78-035-03L, LER-78-35-3L, NUDOCS 8001080545
Download: ML18081A867 (1)

Text

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"; ...... NRC:. FOAM 366 *' 11.n1 7 ... -. U.S ** LEAR REGULAHJAY t:1CENSEE EVENT REPORT CONTROL BLOCK: "" -.r.-....i..-._....i..-i....-°""'

0 (PLEASE PRINT OR TYPE ALL REQUIRED INFORMATION!

1 6 [IIiJ I N IJ I s I G I s I l IG)I. o I o I -1 o I o I o I o I o I -I o I o IG)I 4 I 1 I l I 1 I l l©I I I © 7 8 9 L.ICENSES cooe 14 :s LICENSE NUMBER 25 26 L.ICENSE TYPE JO S7 CAT sa CON'T WJJ 7 8 IJJ© I o I s I o I o I o I 2 I 7 I 2 K!)I o I 6 I 3 I o I 7 I s l@I a I 1 I 2 I a I 1 I s I© 60 61 OOCKET NUMBER 68 69 EVENT DATE 74 75 REPORT DATE 80 EVENT DESCRIPTION ANO PROBABLE CONSEQUENCES

@) []]IJ I While starting the gas turbine relay operation caused a loss of []JI] [[II] power to No. 2 Station Power Transformer.

No. 1 SPT operable through-out this event. This is the second occurrence of this type. cmJ [EJ]J cmJ []]]] 7 5 9 [§JI] 7 8 SYSTEM CODE I EIA!@ 9 10 LER RO LVENT YE>.R v REPORT I 7 I 8 I NUMBER 21 . 22 CAUSE' CAUSE CODE SUBCODE COMPONENT COOE w@ ITIRIA1N1s1F1e

'11 12 13 18 SEQUENTIAL.

OCCURRENCE REPORT NO. CODE I I I o I 31 s I I ......-1 I o I 3 I n n COMP. SUBCODE L!.J@ 19 REPORT TYPE LlJ JO VAL.VE SUB CODE L!J@ 20 l=J 31 PRIME COMP. 80 REVISION NC. w J:Z COMPONENT ACTION FUTURE EFFECT SHUTDOWN t.:::\ ATTACHMENT NPRD-4 TAKEN ACTION ON PLANT METl-tOD HOURS SUBMITTED FORM :.US. SUPPLIER MANUFAC7URER W@LlLl@* W@ W@ I o I 01 01 o I L!l@ U!J@) :13 J4 JS 36 :17 40 41 42 w@. I w I 1 *12 I o I@ CAUSE DESCRIPTION AND CORRECTIVE ACTIONS @ 43 4.4 47 I The cause of this event was personnel error. The operator failed to fully rack in the 13kV GT output breaker when preparing the unit for rIDJ I service. Power was restored to No. 2 SPT. Responsible operator reinstructed on proper breaker operation.

r:mJ 7 8 9 FACJL.ITY ljQ\ STATUS % POWER O'ŽERSTATIJS

\;::! ITTIJ l]J@ I o I 9 Io !@_I __ N....,/_A

__ _ 8 9 10 12 1"3 ACTIVITY CONTENT t:::\ REL.EA.SEC OF REL.EASE AMOUNT OF ACTIVITY [TIIJ W@ NIA 1 8 9 10 11 80 METHOO OF DISCOVERY CESC1'111'T10N

@ DISCOVERY

... I W@I Starting gas. turbine .... 45 "6 80 I .. L.OCATION OF REL.EASE@

N/A .... '5 80 l'ERSONNEL.

EXl'OSURES NUMBER OESCRIPTION

[ill] I o I o I o

______________________ 7 8 9 11 12 13 PERSONNEL.

INJURIES t:;;'\ NUMBER DESCRIPTIONO OJI] I ol o I

____________________________________________ 7 8 9 , 1 12 . 80 OF FACI L.ITY @ 8 0 01 0 8 0 ;

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